Restatement of Prior Period Financial Statements - Schedule of Revisions to Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net loss	$ (385)	$ (222)	$ (3,481)	$ (2,993)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of debt discount	$ 0	1,630	194	1,630
Amortization of debt discount		300	$ 0	226
Kanis S.A
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of debt discount		1,600
Amortization of debt discount				100
Kanis S.A | Reported
Cash flows from operating activities:
Net loss		1,343		(1,428)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of debt discount		0		0
Amortization of debt discount				291
Kanis S.A | Restated
Cash flows from operating activities:
Net loss		(222)		(2,993)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of debt discount		$ 1,630		1,630
Amortization of debt discount				$ 226